self-assured

US /ˌself əˈʃʊrd/
UK /ˌself əˈʃʊrd/
"self-assured" picture
1.

percaya diri, yakin

confident in one's own abilities or character

:
She walked into the room with a self-assured smile.
Dia masuk ke ruangan dengan senyum percaya diri.
His calm and self-assured demeanor impressed everyone.
Sikapnya yang tenang dan percaya diri membuat semua orang terkesan.